1711447621439 has 2 divisors, whose sum is σ = 1711447621440. Its totient is φ = 1711447621438.

The previous prime is 1711447621393. The next prime is 1711447621469. The reversal of 1711447621439 is 9341267441171.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1711447621439 - 2¹⁶ = 1711447555903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1711447621469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 855723810719 + 855723810720.

It is an arithmetic number, because the mean of its divisors is an integer number (855723810720).

Almost surely, 2^{1711447621439} is an apocalyptic number.

1711447621439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1711447621439 is an equidigital number, since it uses as much as digits as its factorization.

1711447621439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 50.

The spelling of 1711447621439 in words is "one trillion, seven hundred eleven billion, four hundred forty-seven million, six hundred twenty-one thousand, four hundred thirty-nine".